Classifications

• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B64—AIRCRAFT; AVIATION; COSMONAUTICS
  • B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENT OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
  • B64D47/00—Equipment not otherwise provided for
  • B64D47/02—Arrangements or adaptations of signal or lighting devices
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B60—VEHICLES IN GENERAL
  • B60Q—ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
  • B60Q3/00—Arrangement of lighting devices for vehicle interiors; Lighting devices specially adapted for vehicle interiors
  • B60Q3/40—Arrangement of lighting devices for vehicle interiors; Lighting devices specially adapted for vehicle interiors specially adapted for specific vehicle types
  • B60Q3/41—Arrangement of lighting devices for vehicle interiors; Lighting devices specially adapted for vehicle interiors specially adapted for specific vehicle types for mass transit vehicles, e.g. buses
  • B60Q3/43—General lighting
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B60—VEHICLES IN GENERAL
  • B60Q—ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
  • B60Q3/00—Arrangement of lighting devices for vehicle interiors; Lighting devices specially adapted for vehicle interiors
  • B60Q3/40—Arrangement of lighting devices for vehicle interiors; Lighting devices specially adapted for vehicle interiors specially adapted for specific vehicle types
  • B60Q3/41—Arrangement of lighting devices for vehicle interiors; Lighting devices specially adapted for vehicle interiors specially adapted for specific vehicle types for mass transit vehicles, e.g. buses
  • B60Q3/44—Spotlighting, e.g. reading lamps
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B60—VEHICLES IN GENERAL
  • B60Q—ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
  • B60Q3/00—Arrangement of lighting devices for vehicle interiors; Lighting devices specially adapted for vehicle interiors
  • B60Q3/40—Arrangement of lighting devices for vehicle interiors; Lighting devices specially adapted for vehicle interiors specially adapted for specific vehicle types
  • B60Q3/41—Arrangement of lighting devices for vehicle interiors; Lighting devices specially adapted for vehicle interiors specially adapted for specific vehicle types for mass transit vehicles, e.g. buses
  • B60Q3/47—Circuits; Control arrangements
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B64—AIRCRAFT; AVIATION; COSMONAUTICS
  • B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENT OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
  • B64D11/00—Passenger or crew accommodation; Flight-deck installations not otherwise provided for
  • B64D2011/0038—Illumination systems for cabins as a whole
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B64—AIRCRAFT; AVIATION; COSMONAUTICS
  • B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENT OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
  • B64D11/00—Passenger or crew accommodation; Flight-deck installations not otherwise provided for
  • B64D2011/0053—Cabin passenger reading lights

Definitions

• the invention relates to a lighting device for a passenger transport vehicle having a lighting unit which is designed to illuminate a projection area differentiated locally based on a plurality of different lighting patterns differently.
• the lighting has a high priority for the ride comfort of the passengers in the equipment of the passenger compartment.
• the lighting units such as reading lights are usually integrated in a control panel via each passenger seat, the so-called PSU (passenger service unit).
• PSU transitenger service unit
• the number of PSUs is very large.
• the reading lights are separate units, which means that four to two reading lights per PSU are installed above the passengers.
• the various reading lights are manually aligned to the desired seat depending on the seating configuration. Changes in flight operations, for example, the
• a reading light can be integrated into a personal air outlet by placing a light ring of LEDs around the air nozzle.
• the housing can be mechanically rotated.
• the object of the invention is to provide an improved lighting unit, which is able to replace a plurality of reading lights, that different on-board situations can be illuminated locally differentiated.
• Lighting device the method as well as a corresponding computer program element and a computer-readable storage medium.
• a lighting device for a passenger transport vehicle having a lighting unit, interface and control unit
• the lighting unit is designed to illuminate a projection area differentiated spatially differentiated on the basis of a plurality of different lighting patterns.
• the interface is designed to provide illumination data from an external system while the control unit is configured to drive the lighting unit with respect to the different lighting patterns based on the received lighting data.
• Passengers are optimally lit. Thus, an individual reading lighting can be used by only one passenger in a four-seater row, without the passengers being disturbed by it.
• the illumination data may include so-called image data as well as image control data.
• the different illumination patterns projected on the projection area can be transmitted in the form of image data or image files.
• image data or image files In this way, for example, pixel-based image files can be generated, which can represent a plurality of geometric elements, but also graphical symbols.
• the control unit may, for example, load this image data from an internal memory or from the outside and then convert it into illumination control data. Based on the lighting control data, the lighting unit can illuminate the desired lighting patterns.
• the illumination patterns stored internally in the illumination device can be specifically adapted to the PSU unit. Thus, an internal memory of a lighting device over a two-seat row, for example, would comprise two juxtaposed circles or quadrangles as the illumination pattern.
• the operating device can be controlled on the basis of lighting control data received from outside via the interface. In this way, the switching on and off of different scenarios such as eating, reading, sleeping or emergency situations can be centrally arranged for multiple lighting devices.
• the lighting data may be sent to the control device from an outside system, such as the central cabin management system (CMS). Furthermore, the lighting status of the control device from an outside system, such as the central cabin management system (CMS). Furthermore, the lighting status of the control device from an outside system, such as the central cabin management system (CMS). Furthermore, the lighting status of the control device from an outside system, such as the central cabin management system (CMS). Furthermore, the lighting status of the CMS.
• CMS central cabin management system
• Lighting unit to be transmitted to the outer system.
• the lighting patterns can be adapted to the respective required configurations. For example, when outputting the board menus from a small cone of light suitable for reading, it is possible to switch to a larger illumination pattern which is adapted to the shape of a tablet.
• the manual alignment of the reading lights on the passenger seat is no longer necessary because an external system transmits the adapted to the particular seating lighting data to the control device of the lighting unit.
• customer-specific adaptations such as right / left (R / L) can be carried out without mechanical means.
• R / L right / left
• the adjustment of the lighting unit can also continue to be done via the passenger. This can be done, for example, by an individual control on the seat, which allows e.g. adjust the color, brightness or reading lighting status.
• the lighting device has a memory unit which is designed to be a plurality of storing different lighting patterns, wherein the control unit is configured to control the lighting unit based on the received lighting data and the stored lighting patterns.
• suitable default settings or default settings of the lighting units for boarding, take-off and landing times, but also for different seating configurations can be stored.
• the respective default settings can be called up by the control unit.
• individual adjustments of the lighting units that may have been made may be undone.
• the lighting device has a central reset option.
• further setting items can be stored in the memory via a memo function in addition to the stored presettings.
• the storage unit can be arranged both in the lighting device and externally.
• the advantage of having an external storage device is that it allows multiple lighting units to be centrally controlled from a single memory in conjunction with a CPU (Computer Processing Unit) or other logic such as a FPGA (Field Programmable Gate Array).
• a CPU Computer Processing Unit
• FPGA Field Programmable Gate Array
• memory unit saves the transmission of large amounts of data concerning the different illumination patterns and only requires the transmission of illumination control data.
• control unit is designed to control a plurality of opening angles, directions (x, y, z), illumination intensities, colors and / or shapes of the illumination.
• the lighting can be adapted specifically to the customer or the flight phase by variable illumination intensity, angle or color become.
• suitable dimming of the light for example, a Moonlight scenario can be made available during the resting phase of the passengers.
• the opening angle can be adjusted depending on the respective seating distances to the lighting unit.
• the intensity of the longest light cone can be adjusted accordingly strong.
• effects such as rectangular distortions can be avoided by suitable scaling of the image data (keystoning).
• the setting angle of the projection area and other parameters can be finely adjusted. These adjustments can be made centrally via the cabin management system or individually on each PSU unit. Then the optimal adjustment data can be stored as configuration files in the storage unit.
• control unit is designed to drive a plurality of different light cones electronically.
• the illumination patterns may be pixel-based image data.
• any two-dimensional shape can be spatially differentiated projected onto a sitting or wall surface position.
• the shape of the adjustable light cone such as polygon, hexagon, rectangle or circle is only dependent on the stored image file.
• a raster method can be used, as is customary, for example, in the art of laser projection.
• the illumination unit comprises light sources, consisting of a group consisting of LEDs, OLEDs (organic light emitting diodes), fiber optic light guides, laser beams and gas discharge lamps.
• LEDs Light emitting diodes short LEDs have a high potential in the field of lighting technology. Compared to conventional light sources such as light bulbs, LEDs are characterized by fast switching and modulability. White or LEDs of the primary colors red, green and blue (RGB) can be used. Furthermore, on the underside of the luggage box compact, flat lighting units can be installed with the help of LEDs, which can fill the task of up to four conventional lights.
• RGB red, green and blue
• fiber optic light guides can also be used for illumination.
• a fiber optic cable with a suitable optical attachment at the end allows a small installation depth and the setting of different lighting patterns. In this way, costs and weight can be saved effectively.
• the fiber optic is another advantage over conventional bulbs and
• Fluorescent tubes that can dispense with power lines and the light pipes can meet the high safety standards of aviation. Furthermore, discharge lamps and laser techniques can be combined with the glass fiber technology. In addition, different illumination patterns can be generated from laser beams.
• a laser projector can write an image file line by line on any projection surface. For example, the primary colors red, green and blue (RGB) can be used and their brightness can be modulated to set any desired color.
• RGB red, green and blue
• the lighting unit can have a controllable lens.
• the light of the light source can be aligned in the desired directions, so that a light cone is formed, which the projection area such. three reading levels as homogeneous as possible with a defined
• the lens may comprise a combination of lenses which are adjustable with respect to each other. Further, the light of the light source may strike an elastic lens or a diffuser. As adjusting systems of the lighting unit and miniature deflection mirrors can be used, for example, the LEDs in x, y and z direction with respect to the different
• the said miniature positioning systems can be controlled electronically so that manual adjustment of the lamps is not necessary.
• the illumination unit can have an electronically controllable filter.
• a white LED unit which illuminates an optical filter
• the optical filter settings for the illumination patterns required in aircraft operation become deposited in the storage unit according to the illumination surface, its orientation, color and intensity.
• control unit may comprise a multiplexing device which is designed to control the lighting unit several times with respect to the different light cones.
• the control in the multiplexing method of line deflection in laser projectors is comparable.
• the line deflection of the lighting units is at frequencies between about 50 and 200 Hz, which the human eye can not perceive. In this way, every single passenger has the impression of a continuous lighting.
• an aircraft with a lighting device may have a system configured to output lighting data to the interface.
• the information about which positions are to be illuminated can be passed on centrally to the lighting devices.
• the method comprises the following method steps: transmitting and receiving illumination data from an external system via an interface, controlling the illumination unit with regard to the different illumination patterns on the basis of the received illumination data by a control unit and illuminating a projection area by a lighting unit with respect to the different illumination patterns from a plurality of different illumination patterns.
• the lighting unit can be sent from the control unit to the external system in order to compare the status data with the required lighting patterns. If the status already fulfills the required configuration, it is not necessary to change over this lighting unit until the next reconfiguration.
• a computer program element which, when executed by a processor, is adapted to execute the method according to the invention.
• a computer-readable storage medium is specified on which the computer program element according to the invention is stored.
• Fig. 1 shows a view of a PSU system of the prior art.
• Fig. 2 shows a lighting unit according to an embodiment of the invention for three juxtaposed seats.
• 3 shows a side view a) and top view b) of three single lighting units according to an exemplary embodiment for three successively arranged rows of seats in an aircraft.
• FIG. 4 shows a schematic illustration of an exemplary embodiment of the lighting device.
• FIG. 5 shows a schematic illustration of a further exemplary embodiment of the lighting device.
• FIG. 6 shows exemplary embodiments of illumination patterns that are realized by round light cones.
• Fig. 7 shows further exemplary embodiments of illumination patterns.
• FIG. 8 shows exemplary illumination patterns for illuminating the individual trays for three juxtaposed seats.
• Fig. 9 shows an aircraft with lighting devices according to an embodiment of the invention.
• FIG. 10 shows a schematic representation of a method for illuminating a projection area.
• Figure 1 shows the prior art, wherein three reading lights are arranged in a P SU system.
• the outer reading lights are directed outwards, for example, to better illuminate a window or aisle seat can.
• the housing of the lighting unit can be rotated manually.
• the lights can be switched on and off by switches from the individual passengers.
• FIG. 2 shows a PSU unit with a lighting device according to the present invention, which is designed to optimally illuminate three juxtaposed seats.
• the illumination unit 13 or 13a are integrated into the PSU channel 40.
• the coverage area of the illumination unit comprises the light cone 130 or 130a.
• the projection surfaces or reading planes are represented in FIG. 1 by the trays 31, 32 and 33. These can each be illuminated individually by the tablet shape adapted light cone 131, 132 and 133. Each light beam can be switched on or off individually.
• the number of positions to be illuminated can be controlled centrally by a cabin management system.
• 3a shows a side view of three "single" lighting units according to an exemplary embodiment of the invention for an aircraft cabin, each having a single lighting unit 13a, 13b and 13c associated with the rows of seats a, b and c arranged one behind the other 3b illustrates that three seats and the associated trays 31, 32 and 33 are illuminated, with the overlapping areas of the individual light cones 130a, 130b and 130c overlapping suitable control data, the lighting units can for example be controlled so that only the trays themselves are illuminated.
• FIG 4 shows a schematic representation of a lighting device 10 according to an embodiment of the invention.
• the lighting device consists of a lighting unit 13, which is designed to illuminate a projection area 31 spatially differentiated with a light cone 130.
• the lighting unit 13 is controlled by the control unit 11.
• An Indian Control unit integrated microprocessor 15 can detect control data via the interface 12, process and then control the lighting unit.
• the interface can be designed as a P SU interface.
• the interface may be connected to an external system 20. This central system may be, for example, the cabin management system.
• the lighting device 10 has a memory unit 15 which is designed to store different illumination patterns.
• the control unit can control the illumination unit 13 on the basis of the received and the stored illumination patterns.
• FIG. 5 shows a schematic representation of another embodiment of the lighting device 10.
• the memory unit 15 is arranged externally.
• the storage medium with the various illumination patterns and configuration files is in this case connected to the outer system 20.
• the status of the "single" lights can also be sent to the cabin management system by the lighting units 13a, 13b and 13c If, for example, no changes are made to the presets during the flight time, then the "default" setting becomes the central status System is reported, so there is no need to reset the lighting device to the default state before the landing phase begins.
• Another information stored in the central system could be a suitable emergency lighting for emergency situations. In this way, colored arrows could indicate the prescribed escape route.
• FIG. 6 shows exemplary embodiments of illumination patterns.
• the illustrated coverage area hatched area
• up to four circular illumination areas can be realized. Will only be a cone of light used selectively, individual lighting of a single passenger can be guaranteed.
• the eyes of the passenger himself or his neighbor should not be blinded. This can be done in addition to a suitable electronic control by a combination with a glare protection device.
• FIG. 7 shows schematically further adjustable light cones.
• the various polygon shapes such as parallelogram (rhomboid), rectangle or hexagon are shown in the individual subfigures. In this case, two rectangles can be arranged offset from one another.
• the adjustable light cones are only dependent on the stored image file and thus the geometric shapes are no limits. However, in order to be able to exclude rectangle distortions or inhomogeneous illumination intensities for the more distant places, the image files are adapted according to the respective conditions and seating arrangements.
• Figure 8 shows a lighting configuration which is particularly suitable when the passengers have unfolded their belonging to the seat trays. This can e.g. during service hours and the issue of board menus or drinks. While on the left side of Figure 8, the coverage area of a
• Single lighting unit is marked by the dot-dash line and three trays are displayed in this area, the right image shows the image file supplied for this configuration, so that the trays can be optimally illuminated.
• FIG. 10 shows the method steps for illuminating a projection area.
• step 101 the method begins.
• step 102 illumination data is transmitted and received via an interface to an external system.
• the illumination unit is actuated by a control unit with respect to the different illumination patterns on the basis of the received illumination data.
• step 104 the projection area is illuminated by a lighting unit with respect to the different lighting patterns. In this way, a plurality of different illumination patterns can be realized and thus at least up to four reading lights can be replaced by a single illumination unit.

Landscapes

• Engineering & Computer Science (AREA)
• Mechanical Engineering (AREA)
• Aviation & Aerospace Engineering (AREA)
• Arrangements Of Lighting Devices For Vehicle Interiors, Mounting And Supporting Thereof, Circuits Therefore (AREA)
• Circuit Arrangement For Electric Light Sources In General (AREA)
• Lighting Device Outwards From Vehicle And Optical Signal (AREA)

Applications Claiming Priority (3)

Publications (1)

Family

ID=42538372

Family Applications (1)

Country Status (7)

Families Citing this family (23)

Citations (7)

Family Cites Families (13)

• 2009
  • 2009-02-25 DE DE102009010553A patent/DE102009010553A1/de active Pending
• 2010
  • 2010-01-19 RU RU2011135878/11A patent/RU2517022C2/ru not_active IP Right Cessation
  • 2010-01-19 EP EP10701839A patent/EP2401177A1/de not_active Withdrawn
  • 2010-01-19 WO PCT/EP2010/050549 patent/WO2010097253A1/de active Application Filing
  • 2010-01-19 CA CA2752710A patent/CA2752710C/en not_active Expired - Fee Related
  • 2010-01-19 US US13/203,383 patent/US8556478B2/en active Active
  • 2010-01-19 CN CN201080009390.9A patent/CN102333676B/zh not_active Expired - Fee Related

Patent Citations (7)

Non-Patent Citations (1)

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